package main

import (
	"fmt"
	"sort"
)

func main() {
	scene := make(map[string]int)
	scene["aa"] = 6
	fmt.Println(scene)

	m := map[string]string{
		"a": "b",
		"b": "c",
		"c": "g",
	}
	fmt.Println(m)

	var n []string
	for k := range m {
		n = append(n, k)
	}
	sort.Strings(n)
	fmt.Println(n)
}
